Kame Michcel Tone of ISEN 844: Reliability and Maintenance Engineering stions=15 Quiz: Chapters 1-3 ss S chaices. Date: 2/8/2022 of choies alI5AS doices · A multiple-choice examination has fifteen questions, each with five possible answers, only one of which is correct. Suppose that one of the students who takes the examination answers each of the questions with an independent random guess. What is the probability that he answers at least ten questions correctly? Fyofsuccess (p) foR ereey quaston answéred z Thn answe? and x= 10' 10 15-10 micl distrabutim fomulç p(-P

Q: If 33 live births per 1,000 per year result in twins, what is the probability of getting more than…

A: Given info: If 33 live births per 1,000 per year result in twins, what is the probability of getting…

Q: 11. At Athens country club 73% of the member play bridge and swim, and 82% play bridge. If a membet…

A: Given: Prob. that member play bridge and swim =0.73 Prob. that member play bridge  =0.82

Q: An optometrist is checking the vision of students in a class. There are 20 students without glasses…

A: We have given that,  Students without glasses = 20  Students with glasses = 12  Total students =…

Q: 13% of US residents are in their 30s. consider a group of 9 US residents selected at random. find…

A: It is given that the 13% of US residents are in their 30s i.e. the prob. that US residents are in…

Q: It has been found that 1 out of every 10 municipal bills is incorrect. If we randomly select a…

A:

Q: The Tauroto region contains 31 different species of IceCream-type small monsters.  Each capture of…

A: Given information 31 different species of ice-cream

Q: 31% of all college students major in STEM (Science, Technology, Engineering, and Math). If 39…

A: Given,n=39p=0.31Let X=no.of students major in STEM.X~Binomial(n=39 , p=0.31)P(X=x)=39x…

Q: 1. Of all the 16-to-20-years-old youth, 25% are enrolled in tertiary education. If a sample of 800…

A:

Q: . The management of a company finds that 27% of the administrative assistants hired are…

A: GivenThe percentage of administrative assistants hired are unsatisfactory =27%The percentage of…

Q: In a large population 59% of the people hace been vaccinated.  If 5 people are randomly selected…

A: Binomial distribution: The binomial distribution gives the probability of number of successes out of…

Q: 1 In a high school graduating class of 100 students, 54 studied mathematics, 69 studied history, and…

A:

Q: ox in a supply room contains 24 compact fluorescent lightbulbs, of which 8 are rated 13-watt, 9 are…

A: As per guideline expert have to answer first question three subparts only dear student please upload…

Q: In a factory that manufactures automobile tires, tires are produced in two workshops. 60% of the…

A: According to the given information, P(first workshop) = 0.60 P(second workshop) = 0.40 P(defective /…

Q: A sample of 100 wood and 100 graphite tennis rackets are taken from the warehouse. If 5 wood and 17…

A:

Q: 3. A recent report was issued that suggested 45% of all cell phone calls in 2022 will be scams.…

A: The provided information is  n=500 p=0.45 X~B(n=500,p=0.45)   The mean and variance is…

Q: In a chocolate factory, there are two employees that stamps the chocolate with logo. Mark, a sleepy…

A: Formula : Binomial distribution is given by

Q: 2.77. Disks of polycarbonate plastic from a supplier are analyzed for scratch and shock resistance.…

A:

Q: About 65% of gymnosperm species are dioecious, meaning there are separate male and female…

A: Given,n=10p=0.65A random variable X~Binomial(n=10 , p=0.65)P(X=x)=10x 0.65x 1-0.6510-x   ;…

Q: A certain typing agency employs two typists. The average number of errors per article is 4.44.4 when…

A:

Q: shipment of 11 computers contains 2 with defects. Find the probability that a sample of size 2,…

A:

Q: Three professors administer a common exam without technical problem to their classes of 40 students…

A:

Q: In a factory, robots 1, 2, and 3 produce wires of the same length, with 2%, 1%, and 3% defective…

A:

Q: Exposure of a certain fruit fly population to an insecticide has produced 2 kinds of mutations. 20%…

A: Given Information: 20% have wing mutation i.e., PW=0.20 15% have eye mutation i.e., PE=0.15 5% have…

Q: Karin has a 60% chance of making a free throw, every time she attempts one.  Also, the result of any…

A: Given p = 0.60           n = 20  Let X be the random variable the number of misses X ~ B(n, p)…

Q: Smoking and Lung Disease According to the Arizona Chapter of the American Lung Association, 7.0% of…

A:

Q: 6. If someone randomly chose there entrée and side, what is the probability they are/not having a…

A: Combination: Combination is nothing but the number of ways to choose r distinct objects from…

Q: Two thousand randomly selected adults were asked if they are in favor of or against cloning. The…

A:

Q: When a graduate class was instructed to choose five of its members and interview them, all five…

A: Given problem Given that

Q: In a certain population 20 % of the people are classified as high risk for asthma. Four people are…

A:

Q: a class, there are 20% girls and 80% boys. Students are either In OBL or CBL Suppose 10% of the…

A:

Q: ertain blood test is 99.5% effective at detecting Foreign Bloodborne Pathogens (such as the…

A: Lets denote p be the probability  that a randomly selected person who take certain test  correctly…

Q: An experiment consists of randomly selecting one of three coins, tossing it, and observing the…

A: Let E1, E2, and E3 are the respective events of choosing a two headed coin, a biased coin, and an…

Q: A shipment of 5000 parts arrives where 0.5% of the parts are nonconforming. We randomly select 25…

A: Introduction: Denote X as the random variable representing the number of nonconforming parts in the…

Q: According to a report from a particular university, 46% of female undergraduates take on debt. Find…

A: From the given information, n = 7, x = 0 and p is 0.46.

Q: What is the probability that system A made the part?

A:

Q: A box contains 19 large marbles and 11 small marbles. Each marble is either green or white. 5 of the…

A: Given that  A box contains marbles each marble is either green or white. Large marbles = 19 Small…

Q: A package of 25 tulip bulbs contains 11 yellow, 7 white and 7 blue bulbs. A second package of 25…

A:

Q: In an intelligence test, a person is shown some colored cards one by one fastly, out of which 65% of…

A: In this step we will define the required events . Also, we will write down the information given in…

Q: Dogs are inbred for such desirable characteristics as blue eye color; but an unfortunate by-product…

A: Solution: From the given information,

Q: Suppose that the time students wait for a bus can be described by a uniform random variable X, where…

A: The probability density function (PDF) of the uniformly distributed random variable with parameters…

Q: b. Out of 50 students, 15students got grade B in "Probability and statistics". If two students are…

A: From the provided information, Total students = 50 Students who got grade B = 15 Students who got…

Q: 6. Three out of eight BS in Business Administration graduates are in banking industry. If 600 BS in…

A:

Q: 1. If a university researcher takes a sample of 200 students, what is the probability that less than…

A: 1)

Q: Among the contestants in a competition are 46 women and 24 men. If 5 winners are randomly​ selected,…

A: We have given that,  Male = 24 , women = 46 and total = 70 Then,  We will find If 5 winners are…

Q: 4. A committee of size 7 is to be selected from 10 men and 6 women. Find the probability that 4…

A:

Q: Suppose that during this time of virus, 56% of people outside are wearing face masks. If you walk…

A: From the provided information, 56% of people outside are wearing face masks that is p = 0.56 Sample…

Q: A factory production line is manufacturing bolts using three machines, A, B and C. Of the total…

A: Given information: Probability of manufacturing of bolts using machine A, P(A)=0.25    --- (1)…

Q: Dogs are inbred for such desirable characteristics as blue eye color; but an unfortunate by-product…

A: Given Information: (i)31% of all Dalmatians have blue eyes. (ii)38% of all Dalmatians are deaf.…

Q: Two thousand randomly selected adults were asked if they are in favor of or against cloning. The…

A: